Add cc.sys.isObjectValid

cocos2d · Apr 21, 2015 · 770e08e · 770e08e
1 parent 2588ad7
commit 770e08e
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/CCBoot.js b/CCBoot.js
@@ -1780,6 +1780,21 @@ cc._initSys = function (config, CONFIG_KEY) {
         // N/A in cocos2d-html5
     };
 
+    /**
+     * Check whether an object is valid,
+     * In web engine, it will return true if the object exist
+     * In native engine, it will return true if the JS object and the correspond native object are both valid
+     * @memberof cc.sys
+     * @name isObjectValid
+     * @param {Object} obj
+     * @return {boolean} Validity of the object
+     * @function
+     */
+    sys.isObjectValid = function (obj) {
+        if (obj) return true;
+        else return false;
+    };
+
     /**
      * Dump system informations
      * @memberof cc.sys